What is an equal expression for 8(5m+5n-1) ?? Please and Thank you

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

Solve 4 ln x=2ln25 a) x=5 b) x=25 c) x=625